$ git clone https://github.com/allenhaozi/crabgo.git
$ cd crabgo/cmd
$ go run main.go
$ curl http://127.0.0.1:8080/apis/v1/users/123456
{
"msg" : "success",
"status" : "0",
"data" : {
"name" : "demo",
"userID": "123456"
}
}